Abstract
A 5 year-2 month old boy, diagnosed as having sarcoma in the left mandible, showed good prognosis in spite of underdevelopment of the teeth and the mandible 10 years after treatment.
1. On the first visit, painful swelling was noted in the left cheek and IV V 6region. Radiographic examination showed what is called “onion peel” at the inferior margin of the left mandible.
2. As treatment radiotherapy and chemotherapy were performed. Ten years have passed since then. And the prognosis is good.
3. Ten years after treamtnet, short roots of _??__??__?? and underdevelopment of the left mandibular bone were observed, but no organic abnomality was observed.
